.post-info{
    text-align: center;
    margin-top: 20px;
}

.post-author{
    margin-right: 20px;
}

.comment-list{
    padding-left: 0;
}

.comment-list li{
    list-style: none;
    border-top: 1px solid #eee;
    padding-top: 10px;
}

.user-info{
    font-size: 16px;
    color: #9b9b9b;
}

.user-info .comment-username{
    margin-left: 20px;
}

.user-info .comment-time{
    float: right;
}

.comment-content{
    margin-left: 20px;
}